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VulnerabilityPublished Updated

CVE-2025-22946: Classic Buffer Overflow

Source CVE Database V5

0

Not known to be exploited · CVSS 9.8 Critical.

Data as of 26 Oct 2026, 09:15 UTC

CVSS 3.1 base score
9.8Critical
How severe the flaw is on the 0–10 CVSS scale.
EPSS
0.9% chance of exploitation in 30 days – higher than 60% of CVEsExploit Prediction Scoring System: the likelihood attackers will use this flaw soon.
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Exploitation evidence

  1. Disclosed: evidence found.

    CVE published 10 Jan 2025

  2. Detectable: no evidence on record.

    No public nuclei template indexed

  3. Weaponised: no evidence on record.

    No public exploit code indexed in Metasploit or Exploit-DB

  4. Exploited in the wild: no evidence on record.

    Not in CISA KEV and no source reports exploitation

  5. Observed by OffSeq Mirage: no evidence on record.

    No attack traffic recorded by OffSeq Mirage sensors

A missing step is not evidence of safety. Sources: cve.org (opens in a new tab), the Metasploit, Exploit-DB and nuclei-templates index as of 26 Oct 2026.

What to do

AI-suggested

1. Immediately isolate affected Tenda AC9 v1.0 routers from untrusted networks to reduce exposure. 2. Monitor network traffic for unusual activity or unexpected connections originating from the router. 3. Implement network segmentation to limit the impact of a compromised router on critical systems. 4. Use firewall rules to restrict access to the router’s management interface, ideally limiting it to trusted IP addresses or disabling remote management entirely. 5. Regularly check Tenda’s official channels for firmware updates or security advisories addressing this vulnerability and apply patches promptly once available. 6. Consider replacing vulnerable devices with models from vendors with a strong security track record if patches are delayed. 7. Employ intrusion detection/prevention systems (IDS/IPS) capable of detecting exploit attempts targeting this specific endpoint. 8. Educate network administrators about this vulnerability to ensure rapid response and mitigation. 9. Maintain backups of router configurations to facilitate recovery after remediation. These steps go beyond generic advice by focusing on network-level controls, monitoring, and proactive isolation until a patch is available.

Description

Tenda ac9 v1.0 firmware v15.03.05.19 contains a stack overflow vulnerability in /goform/SetOnlineDevName, which may lead to remote arbitrary code execution.

References

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